Park, Heechan
Current rating: 1504
Record: 23-26
| Grand Prix Manila 2017 (AKH standard) | starting rating: 1575 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 49 | Cuartero, John Michael Litam (1654) | Lost 0-2 | -171558 |
| 4standard | 178 | Intia, Joker (1453) | Lost 0-2 | -201538 |
| 5standard | 201 | Cepeda, Jesus Hayri (1517) | Won 2-0 | +181556 |
| 6standard | 183 | Andres, Jaybie (1468) | Lost 0-2 | -201536 |
| 7standard | 204 | Sim, Danial (1460) | Lost 0-2 | -191517 |
| 8standard | 227 | Camangon, Gerald (1815) | Lost 0-2 | -131504 |
| top | average opponent: 1561record: 1-5 | new rating: 1504 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 265 | Aoi, Ryuta (1537) | Won 2-1 | +191516 |
| 4legacy | 153 | Morishita, Mizuki (1806) | Lost 0-2 | -131503 |
| 5legacy | 442 | Kanbara, Hokuto (1538) | Won 2-0 | +181521 |
| 6legacy | 153 | Hasegawa, Youhei (1521) | Won 2-1 | +181539 |
| 7legacy | 123 | Ochiai, Yusuke (1679) | Won 2-0 | +211560 |
| 8legacy | 42 | Saitou, Nobuo (1628) | Lost 1-2 | -171543 |
| 9legacy | 218 | Tsuruhara, Takayuki (1577) | Won 2-0 | +191562 |
| 10legacy | 49 | Hasegawa, Shouichi (1545) | Won 2-1 | +181580 |
| 11legacy | 64 | Oosaka, Yuusuke (1875) | Lost 0-2 | -131567 |
| 12legacy | 71 | Nakatani, Hiroki (1477) | Won 2-0 | +161583 |
| 13legacy | 58 | Lossett, Joe (2044) | Lost 0-2 | -101573 |
| 14legacy | 145 | Uchida, Seiya (1590) | Won 2-1 | +181591 |
| 15legacy | 75 | Yasu, Ryotaro (1674) | Lost 0-2 | -161575 |
| top | average opponent: 1653record: 8-5 | new rating: 1575 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 375 | Senoo, Kazumasa (1502) | Won 2-1 | +181520 |
| 4standard | 126 | Takayama, Kan (1627) | Lost 1-2 | -161504 |
| 5standard | 632 | Katou, Youdai (1538) | Lost 0-2 | -171487 |
| 6standard | 942 | Tomita, Ryutaro (1521) | Won 2-0 | +191506 |
| 7standard | 420 | Kondou, Yoshiki (1586) | Won 2-0 | +191525 |
| 8standard | 217 | Nishiyama, Naoki (1529) | Lost 1-2 | -181507 |
| 9standard | 590 | Abe, Kenichi0313 (1535) | Won 2-0 | +191526 |
| 10standard | 345 | Kondou, Masaru (1682) | Won 2-1 | +201546 |
| 11standard | 247 | Fukunaga, Nao (1605) | Lost 1-2 | -161530 |
| 12standard | 272 | Imai, Kenta (1676) | Lost 1-2 | -161514 |
| 13standard | 326 | Sasaki, Yasuhiro (1556) | Lost 0-2 | -171497 |
| top | average opponent: 1578record: 5-6 | new rating: 1497 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 577 | Kozaki, Masahiro (1521) | Lost 1-2 | -161439 |
| 4sealed | 383 | Nishimura, Masateru (1708) | Won 2-1 | +221461 |
| 5sealed | 243 | Yoshizawa, Kaoru (1436) | Won 2-0 | +181479 |
| 6sealed | 116 | Takahashi, Yoshitaka (1448) | Won 2-0 | +171496 |
| 7sealed | 181 | Aoki, Satoshi (1529) | Won 2-0 | +191515 |
| 8sealed | 82 | Takahashi, Naoya (1599) | Lost 1-2 | -161499 |
| 9sealed | 222 | Yamamoto, Kenta (1593) | Won 2-1 | +191518 |
| 10draft | 117 | Fukuya, Kenji (1536) | Lost 0-2 | -171501 |
| 11draft | 118 | Ogyu, Yoshiyuki (1474) | Lost 1-2 | -191482 |
| 12draft | 113 | Aida, Yasuki (1570) | Won 2-0 | +201502 |
| 13draft | 275 | Matsuda, Issui (1637) | Won 2-0 | +201522 |
| 14draft | 257 | Muraoka, Hideaki (1429) | Lost 1-2 | -201502 |
| top | average opponent: 1540record: 7-5 | new rating: 1502 | ||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 76 | Yoshimura, Wataru (1499) | Lost 1-2 | -181482 |
| 4sealed | 139 | Tang, JuanHua (1485) | Won 2-0 | +181500 |
| 5sealed | 73 | Kwok, Gavin (1628) | Lost 1-2 | -161484 |
| 6sealed | 255 | Supapipat, Nattawin (1617) | Lost 1-2 | -151469 |
| 7sealed | 202 | Lemmon, Andrew (1445) | Won 2-0 | +171486 |
| 8sealed | 199 | Buchanan, Andrew (1764) | Lost 1-2 | -131473 |
| 9sealed | 172 | Chen, Aoqi (1481) | Lost 0-2 | -181455 |
| top | average opponent: 1560record: 2-5 | new rating: 1455 | ||